AMX Installation

My current setup is Active Matrix Bussiness Works with TRA 5.6 and I want to upgrade to Active Matrix Bussiness Works Service Engine 5.8.0 ,so should I install TRA again so that I can install AMX BWSE ? Keeping in mind I need to have both the versions on same Machine ?

I will install the Products in the below Order...Please let me know if this is Fine ?

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